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initialize.go
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initialize.go
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// SPDX-License-Identifier: MIT
package lsp
import (
"os"
"golang.org/x/text/language"
"github.com/caixw/apidoc/v7/core"
"github.com/caixw/apidoc/v7/internal/locale"
"github.com/caixw/apidoc/v7/internal/lsp/protocol"
)
// initialize
//
// https://microsoft.github.io/language-server-protocol/specifications/specification-current/#initialize
func (s *server) initialize(notify bool, in *protocol.InitializeParams, out *protocol.InitializeResult) error {
if s.getState() != serverCreated {
return newError(ErrServerNotInitialized, locale.ErrInvalidLSPState)
}
s.setState(serverInitializing)
s.clientParams = in
if in.Capabilities.Workspace != nil && in.Capabilities.Workspace.WorkspaceFolders {
out.Capabilities.Workspace = &protocol.WorkspaceProvider{
WorkspaceFolders: &protocol.WorkspaceFoldersServerCapabilities{
Supported: true,
ChangeNotifications: true,
},
}
}
out.Capabilities.TextDocumentSync = &protocol.ServerCapabilitiesTextDocumentSyncOptions{
Change: protocol.TextDocumentSyncKindFull,
}
if in.Capabilities.TextDocument.Hover != nil && in.Capabilities.TextDocument.Hover.ContentFormat != nil {
out.Capabilities.HoverProvider = true
}
if in.Capabilities.TextDocument.FoldingRange != nil {
out.Capabilities.FoldingRangeProvider = true
}
if in.Capabilities.TextDocument.Completion != nil {
out.Capabilities.CompletionProvider = &protocol.CompletionOptions{}
}
if in.Capabilities.TextDocument.References != nil {
out.Capabilities.ReferencesProvider = true
}
if in.Capabilities.TextDocument.Definition != nil {
out.Capabilities.DefinitionProvider = true
}
if in.Capabilities.TextDocument.SemanticTokens != nil {
out.Capabilities.SemanticTokensProvider = &protocol.SemanticTokensOptions{
Legend: protocol.SemanticTokensLegend{
TokenTypes: []string{"type", "property", "variable"},
TokenModifiers: []string{"documentation"},
},
Range: true,
Full: true,
}
}
if in.InitializationOptions != nil && in.InitializationOptions.Locale != "" {
tag, err := language.Parse(in.InitializationOptions.Locale)
if err != nil {
s.printErr(err) // 输出错误信息,但是不中断执行
}
locale.SetTag(tag)
}
out.ServerInfo = &protocol.ServerInfo{
Name: core.Name,
Version: core.Version(),
}
s.serverResult = out
s.workspaceMux.Lock()
defer s.workspaceMux.Unlock()
s.appendFolders(in.Folders()...)
return nil
}
// initialized
//
// https://microsoft.github.io/language-server-protocol/specifications/specification-current/#initialized
func (s *server) initialized(bool, *protocol.InitializedParams, *interface{}) error {
if s.getState() != serverInitializing {
return newError(ErrInvalidRequest, locale.ErrInvalidLSPState)
}
s.setState(serverInitialized)
if s.clientParams.Capabilities.Workspace != nil && s.clientParams.Capabilities.Workspace.WorkspaceFolders {
return s.workspaceWorkspaceFolders()
}
return nil
}
// shutdown
//
// https://microsoft.github.io/language-server-protocol/specifications/specification-current/#shutdown
func (s *server) shutdown(bool, *interface{}, *interface{}) error {
if s.getState() != serverInitialized {
return newError(ErrInvalidRequest, locale.ErrInvalidLSPState)
}
for _, f := range s.folders {
f.close()
}
if s.cancelFunc != nil {
s.cancelFunc()
}
s.setState(serverShutdown)
s.folders = s.folders[:0]
return nil
}
// exit
//
// https://microsoft.github.io/language-server-protocol/specifications/specification-current/#exit
func (s *server) exit(bool, *interface{}, *interface{}) error {
if s.getState() != serverShutdown {
os.Exit(1)
}
os.Exit(0)
return nil
}